Arizona Immigration Law Likely to Face Legal Challenges

Arizona's Republican Governor Jan Brewer signed a state immigration law saying that the federal government has failed to stop the flow of drugs and undocumented workers across the Mexican border. Opposition has been building from the White House and Capitol Hill to neighboring states and Mexico City. Today, Attorney General Eric Holder says the federal government may challenge that law. Kevin Johnson, Dean of the University of California Law School and a professor of immigration law, has more on the story.